American Mineralogist Crystal Structure Database

3 matching records for this search.

Ahrensite
 
Yagi T, Marumo F, Akimoto S I
Download am/vol59/AM59_486.pdf
American Mineralogist 59 (1974) 486-490
Crystal structures of spinel polymorphs of Fe2SiO4 and Ni2SiO4
Locality: synthetic
_database_code_amcsd 0000404
8.234 8.234 8.234 90 90 90 Fd3m
atom     x     y     z  occ B(1,1) B(2,2) B(3,3) B(1,2)  B(1,3)  B(2,3)
Fe    .625  .625  .625 .989  .0015  .0015  .0015 -.0001  -.0001  -.0001
Si    .625  .625  .625 .011  .0015  .0015  .0015 -.0001  -.0001  -.0001
Fe       0     0     0 .023  .0010  .0010  .0010      0       0       0
Si       0     0     0 .977  .0010  .0010  .0010      0       0       0
O    .3658 .3658 .3658       .0015  .0015  .0015 -.0001  -.0001  -.0001
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Ni2SiO4
 
Yagi T, Marumo F, Akimoto S I
Download am/vol59/AM59_486.pdf
American Mineralogist 59 (1974) 486-490
Crystal structures of spinel polymorphs of Fe2SiO4 and Ni2SiO4
_database_code_amcsd 0000405
8.044 8.044 8.044 90 90 90 Fd3m
atom     x     y     z  occ B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
Ni    .625  .625  .625 .990  .0013  .0013  .0013 -.0003 -.0003 -.0003
Si    .625  .625  .625 .010  .0013  .0013  .0013 -.0003 -.0003 -.0003
Si       0     0     0 .995  .0011  .0011  .0011      0      0      0
Ni       0     0     0 .005  .0011  .0011  .0011      0      0      0
O    .3687 .3687 .3687       .0014  .0014  .0014  .0005  .0005  .0005
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View JMOL 3-D Structure (permalink)
 
Phase-A
 
Horiuchi H, Morimoto N, Yamamoto K, Akimoto S I
Download am/vol64/AM64_593.pdf
American Mineralogist 64 (1979) 593-598
Crystal structure of 2Mg2SiO4.3Mg(OH)2, a new high-pressure structure type
_database_code_amcsd 0000737
7.8603 7.8603 9.5730 90 90 120 P6_3
atom     x     y     z  B(1,1)  B(2,2)  B(3,3)  B(1,2)  B(1,3)  B(2,3)
Mg1  .3722 .4547 .3857 0.00289 0.00292 0.00145 0.00125 -.00047 0.00005
Mg2  .2252 .2438 .1127 0.00291 0.00242 0.00126 0.00127 -.00039 -.00033
Mg3    1/3   2/3 .1029 0.00283 0.00283 0.00133 0.00142       0       0
Si1    2/3   1/3 .1741 0.00196 0.00196 0.00073 0.00098       0       0
Si2      0     0 .4018 0.00204 0.00204 0.00070 0.00102       0       0
O1   .2001 .0274 -.024 0.00251 0.00240 0.00118 0.00118 -.00006 -.00010
O2   .4766 .0988 .4844 0.00320 0.00268 0.00136 0.00149 0.00004 -.00012
O3   .4538 .2947 .2320 0.00219 0.00401 0.00136 0.00164 -.00016 -.00007
O4   .1704 .4367 .2398 0.00293 0.00280 0.00176 0.00145 0.00021 0.00023
O5     2/3   1/3     0 0.00279 0.00279 0.00120 0.00139       0       0
O6       0     0 .2323 0.00366 0.00366 0.00055 0.00183       0       0
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Total number of retrieved datasets: 3
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